Grodan Gro-Block Improved Mini-Block, 1.5" - Case of 2250 Select Rockwool Type:GR10 w/ Hole 4" x 4" x 4" - Pallet of 1,584 construction zones

construction zones

Large volume blend rates are 1

Surgical stainless steel holds a sharp edge longer

000 LEDs puts you in the driver’s seat

Perfect Color HPS+ grow room sunglasses are the go-to optical tool for indoor and outdoor growing under high-pressure sodium lights

Grodan Gro-Block Improved Mini-Block, 1.5" - Case of 2250 Select Rockwool Type:GR10 w/ Hole 4" x 4" x 4" - Pallet of 1,584 construction zonesNew and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. A core component of the "Precision Growing" philosophy, Grodan Gro Blocks Improved with Advanced Wetting Technology allow you to cultivate more uniform and high quality crops while using less water